Definitionen
1.NounA small, usually yellow, finch (genus Serinus), a songbird native to the Canary Islands.
2.NounAny of various small birds of different countries, most of which are largely yellow in colour.
3.NounA female singer, soprano, a coloratura singer.
4.NounAn informer or snitch; a squealer.
5.NounA light, slightly greenish, yellow colour."canary: "
6.NounA (usually yellow) capsule of the short-acting barbiturate pentobarbital/pentobarbitone (nembutal).
7.NounA yellow sticker applied by the police to a vehicle to indicate it is unroadworthy.
8.NounAny test subject, especially an inadvertent or unwilling one. (From the mining practice of using canaries to detect dangerous gases.)
9.NounA value placed in memory such that it will be the first data corrupted by a buffer overflow, allowing the program to identify and recover from it.
10.NounA change that is tested by being rolled out first to a subset of machines or users before rolling out to all.
11.NounA light, sweet, white wine from the Canary Islands.
12.NounA lively dance, possibly of Spanish origin (also called canaries).
13.NounA sovereign (coin).
14.NounA previously-issued ticket, retained by a ticket-seller, conductor or driver and resold to a subsequent passenger as a means of defrauding the transport company.
15.NounA prisoner or convict.
16.AdjectiveOf a light yellow colour.
17.VerbTo dance nimbly (as in the canary dance).
18.VerbTo inform or snitch, to betray secrets, especially about illegal activities.
19.VerbTo test a software change by rolling out to a small set of machines or users before making it available to all.